Traxxas 4WD Gravix Tire & Wheel Set (#7872 / 5.5" / 17-24mm Hex / 2pcs) Brushless Upgrade Supports up to four packs

Supports up to four packs of the same cell count

On a 2S LiPo the TYPHON 223S BLX reaches 35+ mph top speeds

The XO-1 relies on a high-strength tire bond to withstand incredible centrifugal forces at speeds in excess of 100mph

HAM license is required for operation on HAM channels

Oversized heavy-duty rubber-sealed inner bearings

Traxxas 4WD Gravix Tire & Wheel Set (#7872 / 5.5" / 17-24mm Hex / 2pcs) Brushless Upgrade Supports up to four packsLow profile 7. 4" x 4. 0" Gravix race tires are built to run hard at the track or in the wild. The directional tread pattern runs quieter than traditional off road tires with excellent traction and a thick center carcass to prevent ballooning at high speed. The tires come pre assembled and glued to matte black XRT wheels with foam inserts. Sold as a left and right pair. COMPATIBILITY: Replacement Part for: XRT 4WD Accessory Part for: X Maxx 4WD